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Re: Annoying monitor sound in TX. SoftRock 6.3

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  • Pascal
    Hi Christos You are right, I still have to learn a lot about this soft - wonderful, EIA button does a nice job ! I will modify my notes - thanks and 73
    Message 1 of 6 , Mar 13, 2010
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      Hi Christos
      You are right, I still have to learn a lot about this soft - wonderful, EIA button does a nice job ! I will modify my notes - thanks and 73

      --- In softrock40@yahoogroups.com, "sv1eia" <sv1eia@...> wrote:
      >
      > Hi Pascal,
      >
      > Glad to see it worked for you.
      > One remark though on your site notes.
      > You mention there "I/Q Balancing is not automatic", I assume you are not familiar with the Effective Image Adjustment, the EIA button on PSDR-IQ console.
      > Whenever pressed it takes care automagically the images on receive. There is also a number underneath it, (a 0.00..1.00 seed coefficient) whereas it adjusts the behiour of Rx image balance, the lower values take longer to adjust but work better in lower signals, the higher values are instant but work better with high signals, I got mine in 0.200.
      >
      > 73,
      > Christos SV1EIA
      >
      >
      >
      >
      > --- In softrock40@yahoogroups.com, "Pascal" <pascal@> wrote:
      > >
      > > Hi,
      > > I got the same trouble, using PowerSDR 1,19 and a usb headset - So I moved to v 1.12.20 as suggested - it works well, but I spend a few hours to solve another trouble : with this release, audio output is weak if the cursor of "SUB RX" stays in the middle - push it on one side, and all is ok. I did my first contacts yesterday night with usa and received great audio reports in ssb.
      > > See my notes on www.f6ehp.fr
      > >
      > > --- In softrock40@yahoogroups.com, "sv1eia" <sv1eia@> wrote:
      > > >
      > > > http://groups.yahoo.com/group/powersdr-iq/message/1185
      > > >
      > > >
      > > >
      > > >
      > > > --- In softrock40@yahoogroups.com, <hamradio@> wrote:
      > > > >
      > > > >
      > > > >
      > > > > Hi..
      > > > >
      > > > > I am new to this group, so if this subject already has been
      > > > > discussed I apologize.
      > > > >
      > > > > Here in Denmark we are some local hams, who have
      > > > > built the SoftRock 6.3 RX/TX kit.
      > > > >
      > > > > The first QSO have just been made, and
      > > > > we are very satisfied with this little radio.
      > > > >
      > > > > We are using the PowerSDR
      > > > > 2.0 software.
      > > > >
      > > > > But we have a very annoying problem with this setup, and
      > > > > hope someone in this group can advise us what to do.
      > > > >
      > > > > The problem we have
      > > > > is that we constantly hear our own voice in the speaker/headphones when we
      > > > > are transmitting. Just like if a monitor switch was active.
      > > > >
      > > > > We are using
      > > > > 2 different soundcard. We use one Soundcard for the SDR radio connection,
      > > > > and then another soundcard number 2 for connecting the Headset. (SB USB
      > > > > 5.1/built-in motherboard soundcard).
      > > > >
      > > > > Because of the above setup, we are
      > > > > using the VAC to interface the headset audio into PowerSDR.
      > > > >
      > > > > We have tried
      > > > > to get rid of this annoying monitor sound, but any attempt to stop this
      > > > > echoed sound has been unsuccessful.
      > > > >
      > > > > It is very difficult to make a QSO
      > > > > when you constantly are hearing yourself delayed 500 mS in your own ear.
      > > > >
      > > > >
      > > > > Any attempt to solve the problem at the Pc mixer setup has also failed.
      > > > >
      > > > >
      > > > > The level of the normal speaker sound in RX follows this monitor sound
      > > > > slider in the Pc mixer, so we can't just reduce the level using this
      > > > > slider. Then we end up with no sound in RX.
      > > > >
      > > > > We are not experts yet, so
      > > > > we hope we just have overlooked something in the audio setup.
      > > > >
      > > > > Can anyone
      > > > > please advise us, what to do from here?
      > > > >
      > > > > Thomas/OZ1JTE.
      > > > >
      > > > > Using: SoftRock
      > > > > 6.3, I2C board, Windows XP SP3, Soundblaster USB 5.1, PowerSDR 2.0.
      > > > >
      > > >
      > >
      >
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